Answer:
The correct option is (C) 21.33
Explanation:
As we can see in the figure that total angle is FGH and it equals 136.
Angle FGK is a part of it and it equals 6w + 8
So solving the equation will give us the value of unknown
6w+8 = 136
6w = 136 - 8
6w = 128
w = 128/6
w = 21.33